This was part of a 2016 Google Summer of Code project under Julia-Opt.
A blog describing the progress and issues can be found here - GSoC Blog
Author : Ramchandran
GSoC Mentor : Madeleiene Udell
Currently the package contains an implementation of LP Presolving based on ideas from Andersen & Andersen paper and the GLPK solver.
Presolving removes redundancies from the original problem given by the user and constructs a smaller equivalent problem which is then fed to the solver.